You can exchange the mattress within 120 days if it's too high.
Be aware of store policies to avoid being stuck with unexpected items.
The store manager can approve exchanges if you call back.
I have been using it now for 3 months and it saves me so much research. Reduces the need to call and double check every time.
How did I not know these places existed?! Atly's scoring is a lifesaver, now I can finally find THE spot without wasting time Googling my life away.